Page 373 - Tunable Lasers Handbook

7 Optical Parametric Oscillators 333

1.5 -
h c
II
a,
4.-
a,
E 1.0 - 0.532~m Pump
0
.-
E
v
5
0
K
-
a, 0.5 -
a,
P
I I I I I I I I I I
82 84 86 88 90
Angle (degrees)
FIGURE 1 3 Phase-matching curve for CD*A for a 0.532-pm pump.

50 60 70 80
Angle (degrees)
FIGURE 14 Phase-matching curve for Limo, for a 0.532-pm pump.

At least five different optical parametric oscillators can be made using a
2.10-pm pump. A device that could tune between about 2.5 pm to beyond 10.0
pm could be based on AgGaS,, AgGaSe2, CdSe, ZnGeP,, or TI,AsSe, (Figs. 19